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Posts tagged home automation

DTMF control RELAY SWITCHING circuit

DTMF control RELAY SWITCHING circuit using M8870, 4013, BC548

Mini Mixer

Mini Mixer Mini Mixer circuit using BC550C, BC547, BC557 Mini Mixer circuit using BC550C, BC547, BC557 Mini Mixer P1,P2,P3______5K R1,R11,R15____180K 1/4W R2,R12,R16____2M2 1/4W R3,R13,R17____750R 1/4W R4,R14,R18____1K 1/4W R5____________15K 1/4W R6____________220R 1/4W R7____________1K5 1/4W R8____________820R 1/4W R9____________150R 1/4W R10___________100K 1/4W C1,C6,C8______1µF C2,C4,C7,C9___100µF C3,C5_________220µF Q1,Q4,Q5______BC550C Q2____________BC547 Q3____________BC557

Phantom powering schematic

Phantom powering schematic To Mic preamp

The Audio Circuit STK POWER AMPLIFIER using STK4181II

The Audio Circuit STK POWER AMPLIFIER using STK4181II STK4181II power audio amplifier schematic 2-channel audio power amplifier 45w

OP AMP AUDIO circuit using LM833DG

OP AMP AUDIO circuit using LM833DG OP AMP AUDIO circuit, DUAL LOW NOISE using LM833DG AMP, AUDIO, DUAL LOW NOISE, Op-Amp Audio Amplifier, Op amp circuit, Best Audio Op-Amps Circuit, Best Audio Circuit, pre amplificador audio op amp, Simple IC Op Amp Circuit using LM833DG Channels : 2, Output Power : 500mW, Supply Voltage Range : […]

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